Results 21 to 30 of about 9,426 (207)

Fractional Langevin Equations with Nonlocal Integral Boundary Conditions [PDF]

open access: yesMathematics, 2019
In this paper, we investigate a class of nonlinear Langevin equations involving two fractional orders with nonlocal integral and three-point boundary conditions. Using the Banach contraction principle, Krasnoselskii’s and the nonlinear alternative Leray Schauder theorems, the existence and uniqueness results of solutions are proven.
Ahmed Salem   +2 more
openaire   +4 more sources

On a fractional differential equation with fractional boundary conditions [PDF]

open access: yesMathematics and Computational Sciences, 2023
In this article, we study a new nonlinear Langevin equation of two fractional orders with fractional boundary value conditions which is a generalization of previous Langevin equations.
Yasser Khalili, Milad Yadollahzadeh
doaj   +1 more source

Adeno‐associated virus serotype 2 capsid variants for improved liver‐directed gene therapy

open access: yesHepatology, EarlyView., 2022
Abstract Background and Aims Current liver‐directed gene therapies look for adeno‐associated virus (AAV) vectors with improved efficacy. With this background, capsid engineering is explored. Whereas shuffled capsid library screenings have resulted in potent liver targeting variants with one first vector in human clinical trials, modifying natural ...
Nadja Meumann   +25 more
wiley   +1 more source

On the Existence and Uniqueness of Solution to Fractional-Order Langevin Equation

open access: yesAdvances in Mathematical Physics, 2020
In this work, we give sufficient conditions to investigate the existence and uniqueness of solution to fractional-order Langevin equation involving two distinct fractional orders with unprecedented conditions (three-point boundary conditions including ...
Ahmed Salem, Noorah Mshary
doaj   +1 more source

Solvability of Nonlinear Langevin Equation Involving Two Fractional Orders with Dirichlet Boundary Conditions

open access: yesInternational Journal of Differential Equations, 2010
We study a Dirichlet boundary value problem for Langevin equation involving two fractional orders. Langevin equation has been widely used to describe the evolution of physical phenomena in fluctuating environments.
Bashir Ahmad, Juan J. Nieto
doaj   +1 more source

On Existence and Attractivity of Ψ-Hilfer Hybrid Fractional-order Langevin Differential Equations

open access: yesInternational Journal of Analysis and Applications, 2023
The work reported in this article studies the equivalence relationship between fractional integral equation and Ψ-Hilfer Hybrid Langevin Differential Equations of fractional order with nonlocal initial conditions, and then we use this relationship to ...
Savita Rathee, Yogeeta Narwal
doaj   +1 more source

Transient aging in fractional Brownian and Langevin-equation motion [PDF]

open access: yesPhysical Review E, 2013
Stochastic processes driven by stationary fractional Gaussian noise, that is, fractional Brownian motion and fractional Langevin equation motion, are usually considered to be ergodic in the sense that, after an algebraic relaxation, time and ensemble averages of physical observables coincide. Recently it was demonstrated that fractional Brownian motion
Kursawe, Jochen   +2 more
openaire   +4 more sources

On fractional Langevin equation involving two fractional orders in different intervals

open access: yesNonlinear Analysis, 2019
In this paper, we study a nonlinear Langevin equation involving two fractional orders  α ∈ (0; 1] and β ∈ (1; 2] with initial conditions. By means of an interesting fixed point theorem, we establish sufficient conditions for the existence and uniqueness ...
Hamid Baghani, Juan J. Nieto
doaj   +3 more sources

From the Underdamped Generalized Elastic Model to the Single Particle Langevin Description

open access: yesMathematics, 2017
The generalized elastic model encompasses several linear stochastic models describing the dynamics of polymers, membranes, rough surfaces, and fluctuating interfaces.
Alessandro Taloni
doaj   +1 more source

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